Table of Contents
- Key Takeaways
- Why You’ll Love These Easy Cookie Bars
- A Sweet Shortcut for Busy Days
- Kid-Friendly Treats That Travel Well
- Quick Tips for the Best Results
- Ways to Customize These Cookie Bars
- Serving Ideas and Storage Suggestions
Key Takeaways
These cake mix cookie bars are one of Betty’s go-to easy recipes for bake sales, potlucks, or after-school snacks. They’re quick to make, only need basic ingredients, and are endlessly customizable. A reliable favorite from Betty Cooks that delivers sweet, chewy perfection every time.

Why You’ll Love These Easy Cookie Bars
Everyone needs a few tried-and-true easy recipes in their back pocket, and this one’s a winner. Made with a simple box of cake mix and a handful of pantry staples, these bars come together in minutes and bake up into a golden, chewy treat. They’re the kind of sweet easy recipe you’ll come back to again and again.

A Sweet Shortcut for Busy Days
Sometimes, you want dessert fast—and these cookie bars are the answer. No fancy mixers, no chilling dough—just one bowl and less than 10 minutes of prep. If you’re on the hunt for food receipt easy recipes that won’t keep you tied to the kitchen, you’ll love how this one fits your schedule.

Kid-Friendly Treats That Travel Well
Whether it’s lunchbox surprises or bake sale hits, this is one of those quick and easy recipes that really delivers. These bars hold their shape well, taste even better the next day, and can be made ahead for any event. They’re also the perfect dessert companion to your favorite dinner recipes.

Quick Tips for the Best Results
For soft and chewy bars, don’t overbake—watch for just-golden edges. Swap in peanut butter chips, crushed Oreos, or even butterscotch chips if you’re feeling creative. And yes, this one works beautifully as an air fryer desserts easy recipes option, too, with a few time adjustments!
Ways to Customize These Cookie Bars
Love chocolate? Double the chips. Want a festive flair? Try seasonal M&M’s or rainbow sprinkles. One of the things that makes this one of the best recipes for dinner dessert follow-ups is how easy it is to tailor to your taste or occasion.
Serving Ideas and Storage Suggestions
These cookie bars are best served slightly warm with a glass of milk, or cool and packed in lunchboxes for a surprise treat. Store in an airtight container at room temperature for up to 5 days. It’s these kinds of easy recipes that make everyday baking such a joy.


Cake Mix Cookie Bars (Easy Recipes Anyone Can Make)
Ingredients
- 1 box yellow cake mix
- 2 large eggs
- 1/3 cup vegetable oil
- 1/2 cup brown sugar
- 2 teaspoons vanilla extract
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt
- 1 cup mini chocolate chips
- 1 cup chopped M&M’s (plus more for topping)
Instructions
- Preheat oven to 350°F. Grease a 9×13-inch baking dish or line with parchment paper.
- In a large mixing bowl, combine the cake mix, eggs, oil, brown sugar, vanilla, baking soda, and salt.
- Stir in chocolate chips and chopped M&M’s until evenly distributed.
- Spread the batter evenly in the prepared baking dish.
- Top with additional M&M’s if desired.
- Bake for 20-25 minutes or until the edges are golden and a toothpick comes out clean.
- Cool completely before slicing into bars.
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